Breakdown of releases and waste (by chemical) follows:
Chemical Name: CERTAIN GLYCOL ETHERS
CAS Number: N230 (Name: SILICON SYS. INC.)
Maximum Amount On Site: 1,000 - 9,999 LBS (Year: 1997)
Medium
Release (lbs)
Destination or Method Used
STACK AIR
2
OFF-SITE
72,000
To: LAIDLAW ENVIRONMENTAL SERVICES ,
SAN JOSE, CA
Using: SOLVENTS/ORGANICS RECOVERY
Total:
72,002
Management of production-related waste-
Quantities for 1998 and 1999 years below are estimates for future years.
Quantity
1996 amount
1997 amount
1998 amount
1999 amount
Release Onsite or Disposal Offsite
2
2
2
2
Recycling Offsite
92,000
72,000
36,000
36,000
Total
92,002
72,002
36,002
36,002
Non-production-related waste: 0 (accidental or remedial)
Total waste : 72,002 (Production & Non-Production)
Production Ratio: 1.09
Chemical Name: HYDROGEN FLUORIDE
CAS Number: 007664393 (Name: SILICON SYS. INC.)
Maximum Amount On Site: 1,000 - 9,999 LBS (Year: 1997)
Medium
Release (lbs)
Destination or Method Used
STACK AIR
2,000
POTW WATER
(total below)
To: CITY OF SANTA CRUZ PUBLIC TREATMENT WORKS
POTW TOTAL
5
Total:
2,005
Management of production-related waste-
Quantities for 1998 and 1999 years below are estimates for future years.
Quantity
1996 amount
1997 amount
1998 amount
1999 amount
Release Onsite or Disposal Offsite
2,000
2,000
370
350
Treatment Onsite
27,000
22,000
15,000
15,000
Treatment Offsite
0
5
0
0
Total
29,000
24,005
15,370
15,350
Non-production-related waste: 0 (accidental or remedial)
Total waste : 24,005 (Production & Non-Production)
Production Ratio: 1.09
Chemical Name: NITRIC ACID
CAS Number: 007697372 (Name: SILICON SYS. INC.)
Maximum Amount On Site: 1,000 - 9,999 LBS (Year: 1997)
Medium
Release (lbs)
Destination or Method Used
STACK AIR
150
POTW WATER
(total below)
To: CITY OF SANTA CRUZ PUBLIC TREATMENT WORKS
POTW TOTAL
15
Total:
165
Management of production-related waste-
Quantities for 1998 and 1999 years below are estimates for future years.
Quantity
1996 amount
1997 amount
1998 amount
1999 amount
Release Onsite or Disposal Offsite
150
150
23
23
Treatment Onsite
64,000
59,000
41,000
41,000
Treatment Offsite
0
15
0
0
Total
64,150
59,165
41,023
41,023
Non-production-related waste: 0 (accidental or remedial)
Total waste : 59,165 (Production & Non-Production)
Production Ratio: 1.09
Chemical Name: N-METHYL-2-PYRROLIDONE
CAS Number: 000872504 (Name: SILICON SYS. INC.)
Maximum Amount On Site: 1,000 - 9,999 LBS (Year: 1997)
Medium
Release (lbs)
Destination or Method Used
STACK AIR
5,400
POTW WATER
(total below)
To: CITY OF SANTA CRUZ PUBLIC TREATMENT WORKS
OFF-SITE
170,000
To: LAIDLAW ENVIRONMENTAL SERVICES ,
SAN JOSE, CA
Using: SOLVENTS/ORGANICS RECOVERY
POTW TOTAL
390
Total:
175,790
Management of production-related waste-
Quantities for 1998 and 1999 years below are estimates for future years.
Quantity
1996 amount
1997 amount
1998 amount
1999 amount
Release Onsite or Disposal Offsite
6,000
5,400
5,400
5,300
Recycling Offsite
150,000
170,000
140,000
140,000
Treatment Offsite
1,600
390
390
390
Total
157,600
175,790
145,790
145,690
Non-production-related waste: 0 (accidental or remedial)
Total waste : 175,790 (Production & Non-Production)
Production Ratio: 1.09
Chemical Name: PHOSPHORIC ACID
CAS Number: 007664382 (Name: SILICON SYS. INC.)
Maximum Amount On Site: 1,000 - 9,999 LBS (Year: 1997)
Medium
Release (lbs)
Destination or Method Used
POTW WATER
(total below)
To: CITY OF SANTA CRUZ PUBLIC TREATMENT WORKS
POTW TOTAL
30
Total:
30
Management of production-related waste-
Quantities for 1998 and 1999 years below are estimates for future years.
Quantity
1996 amount
1997 amount
1998 amount
1999 amount
Treatment Onsite
63,000
45,000
45,000
45,000
Treatment Offsite
0
30
0
0
Total
63,000
45,030
45,000
45,000
Non-production-related waste: 0 (accidental or remedial)
Total waste : 45,030 (Production & Non-Production)
Production Ratio: 1.09
Totals for all chemicals for SILICON SYS. INC.
Releases and Transfers-
Stack Air:
7,552
Total Releases:
7,552
POTW Transfer:
440
Recycling Transfer:
242,000
Total Transfers:
242,440
Total releases and transfers:
249,992
Total Production-Related Waste :
375,992
Total Non-Production-Related Waste :
0
Production-related waste managed by-
Recycling Off-site:
242,000
Treatment On-site:
126,000
Treatment Off-site:
440
Release On-site or Disposal Off-site:
7,552
This search was taken from RTK NET's (the Right-To-Know Network)'s copy
of EPA's TRIS database. RTK NET is run by OMB Watch and Unison Institute
at 1742 Connecticut Ave., NW, Washington DC, 20009 - Phone: 202-234-8494.